Answer / hihi

open delta system or the v-v connection is used to minimise costs as it is a bank of 2 1-phase transformers can b used for the power supply purpose ..but its poweer output is 57% of the 3 ph transformer .. used wen less load cond so d losses r less ...and wen in fftute load requiremnt increases the 3rd windin is added

how inductance related to number of turns in a choke

3 Answers  

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two transformers of the same type, using the same grade of iron and conducting material, are designed to work at same flux and current densities, but the linear dimension of one are two times of the other in all respects. The ration of kVA of the two transformer closely equal to................? options: 16, 8, 4, 2

2 Answers   Vizag Steel,

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What is the suitable transmission voltage?

0 Answers  

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What is making & breaking current ???

0 Answers   JLL,

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During Millivolt drop test current leads are applied in the extreme ends and voltage leads are given just before the current leads.. what will be the difference if voltage leads are given in the extreme ends? and why?

1 Answers  

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what sis the testing procedure of transformer and ht panel?

1 Answers  

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Is it possible that Generator trip but Turbine not trip.Give explanation.

1 Answers   Essar,

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How damper winding in synchronous motor suppress Hunting?

2 Answers   Bhel,

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Hello friends i am facing one problem in lighting panel. Frequently neutral link near to MCCB is burning(firing. What may be the reason for this one. Please answer me.

5 Answers  

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why does the magnetic balance tests at transformer?

0 Answers  

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is the surge effect the solar panel, if yes so tell me how can surge effect the panel? explain brifly

1 Answers  

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HOW MANY POLES ARE THERE IN 3 SLOTS PER POLE PER PHASE MOTOR

2 Answers  

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